Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual é Charleston, SC ERP W?
 ###Tabelas: CREATE TABLE 2008_data (2008_data_id AUTO_INCREMENT PRIMARY KEY, Rank INT, Airport VARCHAR, Total Passengers INT, % Change 2007/2008 VARCHAR, International Passengers INT, Domestic Passengers INT, Transit Passengers INT, Aircraft Movements INT, Freight ( Metric Tonnes ) INT) CREATE TABLE dublin_and_south_eastern_railway_1854–1924 (dublin_and_south_eastern_railway_1854–1924_id AUTO_INCREMENT PRIMARY KEY, Type VARCHAR, Fleet numbers VARCHAR, Quantity made INT, Date made VARCHAR, GSR Class VARCHAR, GSR Nos. VARCHAR, Withdrawn VARCHAR) CREATE TABLE uneven_bars_ef_qualifiers (uneven_bars_ef_qualifiers_id AUTO_INCREMENT PRIMARY KEY, Position INT, Gymnast VARCHAR, A Score INT, B Score INT, Total INT) CREATE TABLE new_zealand_track__&__field_championships (new_zealand_track__&__field_championships_id AUTO_INCREMENT PRIMARY KEY, Year INT, Place VARCHAR, Event VARCHAR, Performance VARCHAR, Age (years) INT) CREATE TABLE translators (translators_id AUTO_INCREMENT PRIMARY KEY, Call sign VARCHAR, Frequency MHz VARCHAR, City of license VARCHAR, ERP W INT, Class VARCHAR, FCC info VARCHAR)  
SELECT ERP W FROM translators WHERE City of license = charleston, sc